Navraj Air Systems Expert Old Home Retrofit HVAC Solutions In the gTA

We provide a full suite of heating, cooling, and ventilation solutions designed to ensure your home or business stays comfortable year-round.

Our skilled team delivers reliable, energy-efficient results tailored to your unique needs.

an upgraded furnace systems and water tank that was installed for a residential client

Old Home Retrofit HVAC Solutions

Keep the Charm. Upgrade the Comfort.

Old homes have character—but that doesn’t mean you have to live with cold spots, noisy systems, or sky-high energy bills.

Our HVAC retrofits modernize your home’s comfort without compromising its charm.

A Retrofit That Pays for Itself

Upgrading your old HVAC system isn’t just about comfort—it’s about putting money back in your pocket

Our retrofits deliver:

Lower utility bills through energy-efficient technology

Even, quiet heating and cooling in every room

Cleaner, healthier air for you and your family

Higher property value and resale appeal

Tailored for Older Homes

We specialize in HVAC upgrades for homes built decades ago—where ductwork may be outdated or nonexistent. Our team designs retrofits that:

Work with existing structures without major renovations

Improve air distribution and eliminate hot/cold spots

Use smart zoning and modern thermostats for control and savings

Reduce noise with modern, quiet-running equipment

Why Homeowners Across the GTA Trust Navraj Air

We provide free assessments to show your savings potential

We handle code compliance

We recommend the right solution for your layout and budget

We upgrade without gutting walls or disrupting your life

We have a proven track record in Toronto and GTA heritage homes

Comfort You Can Count On, Year After Year

Stop living with outdated equipment that struggles to keep up. Our retrofitted systems are built for:

Long-term durability—less maintenance, fewer breakdowns

Season-to-season consistency, no matter how harsh the GTA winters or humid the summers

Smart controls that adapt to your lifestyle and save you money

A stress-free upgrade experience with expert guidance from start to finish

Over 1K+ Homes And Businesses Trust Our HVAC Solutions

We Listen To You First - Whether You're A Homeowner, Builder, Or Business Owner. Tell Us What You Need, And We'll Make It Happen.

For Homes, We Keep Your Family Comfy.

For New Builds, We Meet Your Deadlines.

For Businesses, We Keep Customers Happy While Cutting Your Energy Bills.

No Cookie-cutter Fixes Here - We Build Heating And Cooling Plans That Work Just Right For Your Space.

take these 3 steps to solve your HVAC problems

Step 1: Free Estimate

Call, Email or
Fill Out The Form Below To Tell Us About Your HVAC Problem, And We’ll Provide A No-obligation Quote.

Step 2: Fast & Pro Level Service

Our Experts Come To Your Home, Project Site Or Business On Time And Ready To Fix, Install, Or Upgrade Your System.

Step 3: Problem Solved

Whether It's Your Construction Project, Home Or Commercial Property, We Can Solve The Pains You Have Been Dealing With Your Old Hvac System, Making Navraj Air Systems, Your Go-to Stop.

Get Your Quote Below & Unlock Our New Offer

Limited Time Offer:

Get a New Furnace & AC Combo — and We’ll Throw in a Free Smart Thermostat and Humidifier! ($1000+ Value)

I Consent To Receive Sms, Email Notifications, And Phone Calls Regarding Offer Claims, Quotes, Alerts, And Occasional Marketing Communications From Navraj Air Systems. Message Frequency Varies. Standard Message And Data Rates May Apply. Reply "Stop" At Any Time To Unsubscribe.

Privacy Policy | Terms of Service

20 Years of Dedicated Service

We Completed Hundreds, If Not 1000+ Projects

Problem Solving Pros

Fresh, Creative Solutions, Applied Once, Work Every Time

100% Trust & Friendship

We Don't Just Solve Problems, We Build Relationships

6 Benefit of Choosing Us

Our team knows how to make your home feel just right.

These local pros have fixed and installed hundreds of heating and cooling systems across the Toronto area.

They work fast, do the job right the first time, and always find ways to cut your energy bills.

When your family needs to stay warm in winter and cool in summer, our experts make it happen!

Certified technicians

Energy Efficiency

24/7 Emergency Help

Long-Lasting Systems

Expert at Both New Homes & Old Homes

Custom Room-by-Room Control

BONUS: Trusted by Top Builders

STILL NOT SURE?

Frequently Asked Questions

We understand the importance of clarity and are here to provide answers to your most common queries.

How often should I have my HVAC system serviced?

It’s recommended to service your HVAC system at least twice a year — once before summer for your air conditioning and once before winter for your heating system.

What are the signs that my HVAC system needs repair?

Common signs include unusual noises, inconsistent temperatures, higher energy bills, and poor airflow.

Are your technicians certified and insured?

Yes, all our technicians are fully certified, licensed, and insured to provide professional and reliable HVAC services.

How long does an HVAC system typically last?

With proper maintenance, most HVAC systems last between 10 to 15 years, depending on usage and brand quality.

What HVAC services do you offer in the Greater Toronto Area?

Navraj Air Systems offers comprehensive HVAC services in the GTA, including furnace installations, air conditioning repairs, gas piping, and indoor air quality solutions.

We provide these with a focus on energy efficiency and reliability for both residential and commercial clients as well as for new construction projects

Why should I choose Navraj Air Systems for furnace installation in Toronto?

Choosing Navraj Air Systems for your furnace installation ensures expert service from experienced professionals dedicated to maximizing energy efficiency and cost savings.

Our team prioritizes your comfort and ensures your heating system functions optimally.

How can I improve my home's indoor air quality in Toronto?

Navraj Air Systems offers tailored indoor air quality solutions that include advanced filtration systems and air purifiers to ensure you breathe clean air.

Our expert consultations help identify the best options to fit your specific residential or commercial needs.

Do you offer emergency HVAC repair services?

Yes, we provide 24/7 emergency repair services to ensure your comfort is restored as quickly as possible.

What types of HVAC systems do you install?

We install central air conditioning systems, ductless mini-splits, heat pumps, and furnaces, customized to fit your needs.

Do you provide energy-efficient HVAC system upgrades in the GTA?

Yes, we specialize in energy-efficient HVAC upgrades designed to reduce energy consumption and lower utility bills.

Our team carefully assesses your current systems and recommends upgrades that offer the best balance between performance and cost savings.

How can I reduce my HVAC energy costs?

Regular maintenance, proper insulation, using energy-efficient equipment, and setting your thermostat to optimal temperatures can help reduce energy costs.

How can I improve the energy efficiency of my HVAC system?

Regular maintenance, cleaning/replacing filters, sealing ductwork, and upgrading to a programmable thermostat can significantly improve efficiency.

What makes Navraj Air Systems the best HVAC company in the GTA?

Navraj Air Systems stands out as a premier HVAC contractor in Toronto due to our commitment to outstanding customer service, reliable solutions, and expert installations.

Our focus on energy efficiency and client satisfaction makes us the top choice for homeowners and businesses.